Vanguard Group’s NET Power NPWR Stock Holding History

Vanguard Group’s Portfolio NPWR Stock Details NPWR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	$4.6M	Buy	2,017,263 +231,669	+13%	+$724K	﹤0.01%	3286
2025 Q3	$5.37M	Sell	1,785,594 -580,577	-25%	-$1.55M	﹤0.01%	3254
2025 Q2	$5.84M	Sell	2,366,171 -495,785	-17%	-$1.04M	﹤0.01%	3158
2025 Q1	$7.53M	Sell	2,861,956 -3,446	-0.1%	-$24.3K	﹤0.01%	2999
2024 Q4	$30.3M	Buy	2,865,402 +332,554	+13%	+$3.26M	﹤0.01%	2387
2024 Q3	$17.8M	Buy	2,532,848 +154,704	+7%	+$1.3M	﹤0.01%	2648
2024 Q2	$23.4M	Sell	2,378,144 -46,518	-2%	-$494K	﹤0.01%	2494
2024 Q1	$27.6M	Buy	2,424,662 +956,134	+65%	+$8.65M	﹤0.01%	2435
2023 Q4	$14.8M	Buy	1,468,528 +32,771	+2%	+$393K	﹤0.01%	2732
2023 Q3	$21.7M	Buy	+1,435,757	New	+$20.2M	﹤0.01%	2511

Other funds holding NPWR

ALS

Andrew L. Share $193M AUM 1.47% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

CenterBook Partners Greenwich, Connecticut $1.86B AUM 24.52% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return

PEAK6 Chicago, Illinois $42.6B AUM 66.3% 1-Year Est. Return

Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

HHAM

HITE Hedge Asset Management Braintree, Massachusetts $1.77B AUM 38.67% 1-Year Est. Return

Vanguard Group's NPWR Position: Q4 2025 in Review

Vanguard Group increased its NET Power (NPWR) stake by 13% in Q4 2025, buying an estimated $724K and bringing the position to 2,017,263 shares worth $4.6M. The position accounts for ﹤0.01% of the portfolio, ranked #3286.

Vanguard Group first reported a position in NPWR in Q3 2023 and has held it in 10 quarters since. The position peaked at $30.3M in Q4 2024. 114 funds tracked by Wall St. Rank hold NPWR as of Q4 2025.

Vanguard Group held 2,017,263 shares of NET Power worth $4.6M as of Q4 2025.
Vanguard Group bought 231,669 NET Power shares in Q4 2025, an estimated $724K.
NET Power made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #3286 holding.
Vanguard Group first reported a position in NET Power in Q3 2023 and has held it in 10 quarters since.
Vanguard Group's NET Power position peaked at $30.3M in Q4 2024.
114 funds tracked by Wall St. Rank held NET Power as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.